﻿ var idCardNoUtil = {

                provinceAndCitys: {11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",
                    31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",
                    45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",
                    65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"},
                powers: ["7","9","10","5","8","4","2","1","6","3","7","9","10","5","8","4","2"],
                parityBit: ["1","0","X","9","8","7","6","5","4","3","2"],
                genders: {male:"男",female:"女"},
                checkAddressCode: function(addressCode){
                    var check = /^[1-9]\d{5}$/.test(addressCode);
                    if(!check) return false;
                    if(idCardNoUtil.provinceAndCitys[parseInt(addressCode.substring(0,2))]){
                        return true;
                    }else{
                        return false;
                    }
                },
                checkBirthDayCode: function(birDayCode){
                    var check = /^[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))$/.test(birDayCode);
                    if(!check) return false;
                    var yyyy = parseInt(birDayCode.substring(0,4),10);
                    var mm = parseInt(birDayCode.substring(4,6),10);
                    var dd = parseInt(birDayCode.substring(6),10);
                    var xdata = new Date(yyyy,mm-1,dd);
                    if(xdata > new Date()){
                        return false;//生日不能大于当前日期
                    }else if ( ( xdata.getFullYear() == yyyy ) && ( xdata.getMonth () == mm - 1 ) && ( xdata.getDate() == dd ) ){
                        return true;
                    }else{
                        return false;
                    }
                },
                getParityBit: function(idCardNo){
                    var id17 = idCardNo.substring(0,17);

                    var power = 0;
                    for(var i=0;i<17;i++){
                        power += parseInt(id17.charAt(i),10) * parseInt(idCardNoUtil.powers[i]);
                    }

                    var mod = power % 11;
                    return idCardNoUtil.parityBit[mod];
                },
                checkParityBit: function(idCardNo){
                    var parityBit = idCardNo.charAt(17).toUpperCase();
                    if(idCardNoUtil.getParityBit(idCardNo) == parityBit){
                        return true;
                    }else{
                        return false;
                    }
                },
                checkIdCardNo: function(idCardNo){
                        //15位和18位身份证号码的基本校验
                    var check = /^\d{15}|(\d{17}(\d|x|X))$/.test(idCardNo);
                    if(!check) return false;
                    //判断长度为15位或18位
                    if(idCardNo.length==15){
                        return idCardNoUtil.check15IdCardNo(idCardNo);
                    }else if(idCardNo.length==18){
                        return idCardNoUtil.check18IdCardNo(idCardNo);
                    }else{
                        return false;
                    }
                },

                //校验15位的身份证号码
                check15IdCardNo: function(idCardNo){
                    //15位身份证号码的基本校验
                    var check = /^[1-9]\d{7}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}$/.test(idCardNo);
                    if(!check) return false;
                    //校验地址码
                    var addressCode = idCardNo.substring(0,6);
                    check = idCardNoUtil.checkAddressCode(addressCode);
                    if(!check) return false;
                    var birDayCode = '19' + idCardNo.substring(6,12);
                    //校验日期码
                    return idCardNoUtil.checkBirthDayCode(birDayCode);
                },

                //校验18位的身份证号码
                check18IdCardNo: function(idCardNo){
                    //18位身份证号码的基本格式校验
                    var check = /^[1-9]\d{5}[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}(\d|x|X)$/.test(idCardNo);
                    if(!check) return false;
                    //校验地址码
                    var addressCode = idCardNo.substring(0,6);
                    check = idCardNoUtil.checkAddressCode(addressCode);
                    if(!check) return false;
                    //校验日期码
                    var birDayCode = idCardNo.substring(6,14);
                    check = idCardNoUtil.checkBirthDayCode(birDayCode);
                    if(!check) return false;
                    //验证校检码
                    return idCardNoUtil.checkParityBit(idCardNo);
                },

                formateDateCN: function(day){
                    var yyyy =day.substring(0,4);
                    var mm = day.substring(4,6);
                    var dd = day.substring(6);
                    return yyyy + '-' + mm +'-' + dd;
                },

                //获取信息
                getIdCardInfo: function(idCardNo){
                    var idCardInfo = {
                        gender:"", //性别
                        birthday:"" // 出生日期(yyyy-mm-dd)
                    };
                    if(idCardNo.length==15){
                        var aday = '19' + idCardNo.substring(6,12);
                        idCardInfo.birthday=idCardNoUtil.formateDateCN(aday);
                        if(parseInt(idCardNo.charAt(14))%2==0){
                            idCardInfo.gender=idCardNoUtil.genders.female;
                        }else{
                            idCardInfo.gender=idCardNoUtil.genders.male;
                        }
                    }else if(idCardNo.length==18){
                        var aday = idCardNo.substring(6,14);
                        idCardInfo.birthday=idCardNoUtil.formateDateCN(aday);
                        if(parseInt(idCardNo.charAt(16))%2==0){
                            idCardInfo.gender=idCardNoUtil.genders.female;
                        }else{
                            idCardInfo.gender=idCardNoUtil.genders.male;
                        }

                    }
                    return idCardInfo;
                },
                getId15:function(idCardNo){
                    if(idCardNo.length==15){
                        return idCardNo;
                    }else if(idCardNo.length==18){
                        return idCardNo.substring(0,6) + idCardNo.substring(8,17);
                    }else{
                        return null;
                    }
                },
                getId18: function(idCardNo){
                    if(idCardNo.length==15){
                        var id17 = idCardNo.substring(0,6) + '19' + idCardNo.substring(6);
                        var parityBit = idCardNoUtil.getParityBit(id17);
                        return id17 + parityBit;
                    }else if(idCardNo.length==18){
                        return idCardNo;
                    }else{
                        return null;
                    }
                }
            };
            //验证护照是否正确
            function checknumber(number){
                var str=number;
                //在JavaScript中，正则表达式只能使用"/"开头和结束，不能使用双引号
                var Expression=/(P\d{7})|(G\d{8})/;
                var objExp=new RegExp(Expression);
                if(objExp.test(str)==true){
                    return true;
                }else{
                    return false;
                }
            };
